Re: [exim] anti-spam pointers please

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Author: Larry Rosenman
Date:  
To: Larry Rosenman
CC: exim-users
Subject: Re: [exim] anti-spam pointers please
On 04/03/2019 3:33 am, Rory Campbell-Lange wrote:
> On 02/04/19, Larry Rosenman via Exim-users (exim-users@???) wrote:
>> On 04/02/2019 2:20 am, Rory Campbell-Lange via Exim-users wrote:
>> > On 01/04/19, Larry Rosenman (ler@???) wrote:
>> > > On 04/01/2019 2:01 pm, Rory Campbell-Lange via Exim-users wrote:
>> > > > It's some years since I've spent time tweaking my exim setup to receive
>> > > > spam. I've forgotten any skills I might once have had in this area.
>> > > >
>> > > > I've gotten sick of getting 30+ spam emails a day and need to do
>> > > > something about it! I'd be grateful for some pointers to the
>> > > > state-of-the-art setup.
>> >
>> > Glancing at the docs under chapter 35, I guess my local users are
>> > "authenticated" due to our use of cram_md5. I'm giving your rules a go!
>> >
>> > I wonder also if my /etc/spamassasin/local.cf is right
>> >
>> >     required_score 3.0
>> >     score RP_MATCHES_RCVD -0.01
>> >     bayes_auto_learn 0
>> >     ifplugin Mail::SpamAssassin::Plugin::Shortcircuit
>> >     endif # Mail::SpamAssassin::Plugin::Shortcircuit

>> >
>> > Required score seems quite a bit lower than 70 in Exim.
>> >
>> > Thanks again
>> > Rory
>
>> Please do *NOT* use the X-LERCTR header (that's my domain)....
>
> Sorry about that Larry -- that was a test using your rules.

Thanks!
>
>> Also, to get a nice compact report, I have smmsp's user_prefs set to:
>> ⌂68% [root@???:~] # cat user_prefs
>> clear_report_template
>> report SpamScore (_SCORE_/_REQD_) _TESTSSCORES(,)_
>> ⌂68% [root@???:~] #
>>
>> (smmsp is the user exim calls spamd as).
>>
>> note also that $spam_score_int is the score * 10.
>
> Thank you. My scores are improving
>
> However I'm still getting all BAYES_OO scores as -1.9. I assume this is
> because I've not yet trained sa-learn with enough spam. (I've trained
> it
> with several thousand spam messages).

BAYES_00 means it's HAM, you want to see if you are getting any BAYES_9*
hits for SPAM.


-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 214-642-9640                 E-Mail: ler@???
US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106